140220374

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{1213}}^1$

素因数の和:1604

約数の個数: 32

約数和(自身を含む): 251735040

約数和(自身を除く): 111514666

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 359, 718, 1213, 2426, 2513, 5026, 8257, 8491, 16514, 16982, 27899, 55798, 57799, 115598, 195293, 390586, 435467, 870934, 3048269, 6096538, 10015741, 20031482, 70110187, 140220374]

約数ペア:

[(1, 140220374), (2, 70110187), (7, 20031482), (14, 10015741), (23, 6096538), (46, 3048269), (161, 870934), (322, 435467), (359, 390586), (718, 195293), (1213, 115598), (2426, 57799), (2513, 55798), (5026, 27899), (8257, 16982), (8491, 16514)]